yu_17421

UID: 129, 등록 2023-2-14 19:29:41, 마지막 접속 2023-2-21 15:16:26, 오프라인.

총 2 문제 해결.RP: 15 (No. 8)

소개

没用的东西
Accepted Problems
ACproblem
CSP2022S3
최근 활동

This person is lazy and didn't join any contest or homework
최근 해설

This person is lazy and didn't wrote any solution

系统测试: 1